About 192 results
https://drivepatents.com/patents/968052 · 29 Oct 2014
An accelerator pedal opening (APO), a drive torque (Td), a vehicle speed (VSP), a vehicle longitudinal acceleration (G), and the like are used as a sound volume control parameter, and these sound volume control parameter is received from an interface (I/F)...
https://drivepatents.com/patents/968040 · 29 Oct 2014
Disclosed are an electric driving type utility vehicle having a regenerative brake force distribution control function, and a regenerative brake force distribution control method thereof. The utility vehicle according to one aspect of the present invention...
https://drivepatents.com/patents/968533 · 22 Oct 2014
A control section is configured to, when it is detected that a voltage of a B-terminal of a power generator has exceeded a first predetermined voltage value, turn on all switching elements of a negative arm of a bridge circuit connected to one set of armat...
https://drivepatents.com/patents/970074 · 17 Sep 2014
An electric vehicle is provided in which left and right drive wheels (2, 2) are driven by respective motors (6,6), and which enables slip control in a simple structure while preventing a driver who used to drive an engine vehicle with a differential from f...
https://drivepatents.com/patents/970625 · 3 Sep 2014
An electric vehicle comprises a motor controller for controlling the electric motor in such a manner that the motor controller executes a control routine to perform torque control of the electric motor when the shifting state detecting device detects that ...
https://drivepatents.com/patents/973385 · 25 Jun 2014
The controller estimates torque output by the motor and controls the current supplied to the motor in such a manner that a torque estimate of the motor obtained by the estimation corresponds to the torque command value. A torque estimation calculator 120 e...
https://drivepatents.com/patents/973662 · 18 Jun 2014
An electric vehicle (11) which travels by driving actuators (32) includes: a monitor unit which monitors external environment or internal environment of the electric vehicle (11); an alarm unit (21) which outputs, based on monitoring information obtained b...
https://drivepatents.com/patents/973986 · 4 Jun 2014
An exemplary electric drive system includes an energy storage system (ESS) 11, a power conversion system 13, and an alternating current (AC) traction system 15. The ESS 11 provides or receives electric power. The ESS includes a first energy storage unit an...
https://drivepatents.com/patents/974364 · 28 May 2014
The present disclosure discloses a method and an apparatus implementing the method for maximising energy efficiency of an electric drive system comprising an electric motor and a load. In the method, the torque characteristics of the system can be selected...
https://drivepatents.com/patents/974755 · 21 May 2014
A vehicle driving device includes a high-voltage battery (B1), a voltage converter (12) capable of converting a voltage of the high-voltage battery (B1) to a voltage ranging from the voltage of the high-voltage battery (B1) to a predetermined upper limit v...